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Finding the Fourth Proportional to 294.86, 442.53 and 150.62

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Solution

The fourth proportional to 294.86, 442.53 and 150.62 is: 226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.86 : 442.53 = 150.62 : x
  2. Step 2: Convert to fraction form
    294.86/442.53 = 150.62/x
  3. Step 3: Cross multiply
    294.86x = 442.53 × 150.62
  4. Step 4: Simplify right side
    294.86x = 66,653.87
  5. Step 5: Solve for x
    x = 66,653.87/294.86
  6. Step 6: Final answer
    x = 226.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.